trying to fix travis build
trying to fix travis build

mweststrate/MOBservable,mobxjs/mobx,mobxjs/mobx,mobxjs/mobx,andykog/mobx,mweststrate/MOBservable,andykog/mobservable,mobxjs/mobx,andykog/mobservable,andykog/mobx,mweststrate/MOBservable